Battle Bull

Battle Bull
Developer: Jorudan Publisher: Seta Platform: Game Boy Released in JP: November 30, 1990 Released in US: January 1991 This game has a hidden level select.

Cheat Mode

Enable Game Genie codes 209-10D-E6A+0F9-11D-E6A, press Select at the title screen, and start the game to enable a cheat mode consisting of a level select, 99,999,999 gold, and invincibility.

(Source: cah4e3)